Home / 25,675.21-35,419.15-17,179.23

Finding the Fourth Proportional to 25,675.21, 35,419.15 and 17,179.23

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Solution

The fourth proportional to 25,675.21, 35,419.15 and 17,179.23 is: 23,698.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,675.21 : 35,419.15 = 17,179.23 : x
  2. Step 2: Convert to fraction form
    25,675.21/35,419.15 = 17,179.23/x
  3. Step 3: Cross multiply
    25,675.21x = 35,419.15 × 17,179.23
  4. Step 4: Simplify right side
    25,675.21x = 608,473,581.19
  5. Step 5: Solve for x
    x = 608,473,581.19/25,675.21
  6. Step 6: Final answer
    x = 23,698.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.